Hand-brace blowpipe.



No. 859,664. PATENTBD JULY we?, P.v JOTTRAND @L P. SLUYS.

HAND BRAGE BLo-WPIPE. PPLIOATION FILED MAB. 13. 1907.

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l @aid handle and the 'point'.

X of u, moin roi' 1 i3, will.I 515 ow. :iii-amies, BRUSSELS Mmmm or teil July Mill?.

e it know :vente/i new sil il e bami brace blowpipe) which seri/ by menne ol beating biwfppe :mai er miygqeri iet, along Qurvee of any desired radius and in any position of alle merel-plaie, when is to sary, 'Whether ilv is vertical or inclined iii ooe sense or in anotb er. V

Arcording to this iii-motion @be burners oi' the blow pipe properly speaking, which direct upon the object to oe (tot alle limiting Heule and ille oxygen iet, are held ibrough the intermediary ofv e, sleeve und a, rod of ad jusioble lengthE in :sleeve made in one oieee with a principii lod provided wil-li o eherp point. :md e handle oud zirrziigeo eo zum, il @im easily turn belive the Owing izo tlzfl orrorxgexrieiit the cutting muy oe effected by simply preesiiig the handle of the mein iorgizo ae ao l: 1 the opparatue in Contact with @fr sheer. mel-el or other object. lo oe cet and then turning me lolow'ppe about this rod, :lo ae 11o deecribe ou Lilo obveet o be cui :i circle or the eieeirecl `diameter. j

The accompanying drawing ehowsl'ly Way of example mi apparatus embodying Lliis invention.

igures l amil. 2 are two views of the entire apparatus et righi;l eeglee to eri/cb oifner. Figu 3 @hows separately the cranked which we rod holding the blowpipe may assume, andv which gives io the epparame the up penance of a. hand brace.

Ae shown Figs. 1 ami 2. the epparatus is composed iefl with e point; 5! and with :i handle 3 mounted i: et it can um freely on the rod 17 for inmenso byuwens o :i bali bearing v4. yTire rod 1 carries e alee've 5 secured by menne of pins or keys 6 and I 'made in one piece with the luge 7, through which pese for feeding the hearing flame, and also the pure oxygen.

It will be readily understood, that the operatoncan eaeilyregulate ille radius oi the curve along which the @heet orplate is .to be cut., For this purpose he need ,e or seni; invention relates lo o. biowpipe (celled .oiiiy reguieie the 'poei'lion of the rode 8 in the lugs or eyoo 7 by moons ol the set sorew 20.' V

For seming; the apparalie in actioni the operator preissees the porri. 2 against the slieei; motel and keeps il; iu come@ with i exime by meollo of the handle y3, on which he oreeoee wi i ilu: bruid or with the clieet, occoriling 1.o tbe ffosi'fiou oi ille ulieet or plate to be mit. Alter having igoiled. ilu; beating jet emerging from the nozzle 11i., .lie 'turns he reci 1 about its longitudinal axis, so thai the blowpipe `ribes 11 arid 12 describe a circle, li g the poinin orua center, endlos its rodilla the die ance of the blowpipes 11 and 12 from the axis'of the rod 1. The rod 1 is preferably composed of two pieces A coupled together by e sleeve 21 provided with e set eerew 22. This arrangement enables the operator to' exchange the eiraiglit upper parl o this rod for the bent arm 23 shown separately in Fig. 3 By melius of this erro it is in certain celles more convenient to lum 'the mein .rod 1, :md ii, gives o the entire apparatus 'ille peereiice of zur ordine-.rylxend-brace;

.Hoving time deuoribed our invention, what we claim is: A

l. A hand bruce-blowppe comprising; e. main rod armed with i point, u handle yon said rod and means foi" suppormig two blowpipes ui; e, distance .from said rod and causing sold blowplpes to describe :i circle around said rod substantially es described and for the purpose set :5. A band braceblowppe comprising :i main rod armed with e point, :ilmnde on said rod, a heating blowplpe and nu oxygen blowpipe supported by-said rod and means for Causing the smid blowpi-pes to describe a circle around said rod, subsiantlully :is described and foi the purpose sei forth,

il. A hemd biaiee-blowpipe compreing '.1 mein rod armed with a point, n handle ou said rod, a sleeve ixeri on said rofl, two rods 8 adjustable in solo sleeve, n hlocli' Sl mr ricrl by :mid reds l, n heating blowpipe and on oxygen blowpipe adjustable in said block and-meaus for causing the said blowpipes to describe :i circle around che main rofl substantially as escrlbed and foutue purpose set 'orth. v.

4, A hond brsice-blowplpe comprising a mam rod 4armed with a point, n handle adapted to turn freely on said rod, a sleeve fixed on said rod, two rode S adjustable traue versely in Suid Sleeve, :1 block 9 carried by said rods 8, a heating blowppe-und an oxygen blowplpe adjustable lougitudlnally in said block, 'feeding pipes eonnectedio saidK blowplpes, the said feeding pipes being supportedon the main rod and means for causing the said blowpipes to de-4 :crilmd 22nd for the purpose mi, furh, 

